Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

ARGO HYTOS
The ARGO HYTOS industrial component is the manufacturer model PROPORTIONALVENTIL SR4P2-B2/H21-24E3V-A, corresponding to part number 31082700 and identification number 386600. Submit the exact part number, quantity, and application requirements for a quote.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against ARGO HYTOS 31082700. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.